7721680

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{367}}^1$

素因数の和:643

約数の個数: 40

約数和(自身を含む): 18070272

約数和(自身を除く): 10348592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 367, 526, 734, 1052, 1315, 1468, 1835, 2104, 2630, 2936, 3670, 4208, 5260, 5872, 7340, 10520, 14680, 21040, 29360, 96521, 193042, 386084, 482605, 772168, 965210, 1544336, 1930420, 3860840, 7721680]

約数ペア:

[(1, 7721680), (2, 3860840), (4, 1930420), (5, 1544336), (8, 965210), (10, 772168), (16, 482605), (20, 386084), (40, 193042), (80, 96521), (263, 29360), (367, 21040), (526, 14680), (734, 10520), (1052, 7340), (1315, 5872), (1468, 5260), (1835, 4208), (2104, 3670), (2630, 2936)]